[Jeff S KDTW]

Here are some:

A&P Airframe & Power-plant (mechanic)
AI Attitude Indicator
AD Airworthiness Directive
ANR Active Noise Reduction (for headsets)
ASI AirSpeed Indicator
BAS Manufacturer of safety belts and tail handles
CAT Cotton fabric wire reinforced tubing
CAUV Clear and Unlimited Visibility
CHT Cylinder Head Temperature
CS Constant Speed
CV Constant Velocity
DC Dave Clark (headsets)
EGT Exhaust Gas Temperature
FAR Federal Air Regulations
FBO Fixed Base Operatoir
FG Fixed Gear
FSDO Flight Standards District Office
FWF Firewall Forward
GPH Gallons per Hour
IA Inspection Authorization
IMC Instrument Meteorological Conditions
LOP Lean of Peak (exhaust temperature)
LPM Light Plane Maintenance (publication)
MLG Main Landing Gear
MP Manifold Pressure
NDH No Damage History
PIC Pilot in Command
PMA Parts Manufacturing Approval
POH Pilot's Operating Handbook
ROP Rich of Peak (exhaust temperature)
RG Retractable Gear
SB Service Bulletin
SCAT Silicone fabric wire reinforced tubing
SMOH Since Major Overhaul
SPOH Since Prop Overhaul
STC Supplemental Type Certificate
STOH Since Top Overhaul
STOL Short Takeoff and Landing
TAP Trade-A-Plane (publication)
TBO Time Between Overhaul
TIT Turbine Inlet Temperature
TSO Technical Standard Order
TSOH Time Since Overhaul
TT Total Time
TTAF (TTA) Total Time on Airframe
TTSN Total Time Since New
VMC Visual Meteorological Conditions
Vmc Velocity of Minimum Control (for twins, not us!)
VSI Vertical Speed Indicator
337 FAA major repair or modification approval form